TopSaw Chainsaw Multi Tool 19MM X 13MM X 10MM

13mm(1/2-inch) socket that will fit a bar nut on a half or full wrap handle Husqvarna saw
T27 driver for all bolts on a stihl chain saws and cutoff saws
4mm Allen Wrench for work on Echo, Jonsered, Husqvarna, and most other saws
Large screwdriver(4.5-inch) for bar adjustment
Comes with a nylon sheath so you can hang it on you belt and can be used as a file handle